﻿div
{
    border: 1px solid red;
    border-radius: 15px;
}

div div
{
    height: 94%;
    position: relative; 
    margin: -1px 0px 0px -1px;
    top: 3%;
}

body>div
{
    width: 40em;
    height: 2em;
    float: left;
}

div div.black
{
    width: 100%;
    float: right;
}

div.black
{
    background-color: black;
}

div.red
{
    background-color: red;
    width: 93%;
    float: left;
}
